[304 STAINLESS STEEL]: Spring ring clasps are made by high quality 304 stainless steel, not easy to be broken, bright color, long-lasting color retention. [Easy To Use]: All you need to do is press and hold the top two rings and pull one of the movable rings in the direction of the other to open the clasp, making it easy to make necklaces bracelets etc. [10PCS 2 COLOUR SPIDER CHARMS]: 10*Spring ring clasps: 23~24x20~21x3mm(0.90~0.94x0.78~0.82x0.12 inch), hole: 3mm(0.12 inch), 2 colors in silver and golden, 5pcs per colour. [PORTABLE BOX]: Comes with a plastic box: 2.67x2.04x0.43 inch(6.8x5.2x1.1cm), put your zirconia earring hooks in to avoid being soiled and loss. [BEST GIFT]: Spring ring clasps can be used to make some delicate handicrafts as presents to your family members and friends on Valentine's Day, Halloween, Christmas, New Year or birthdays.